Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS12551

Announcement observedRIPE NCC

ENEL S.p.A · AS-ENEL-IT

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active9/30/2026, 07:20:10Snapshot expired

View network topology RDAP registration

ASN: AS12551
Registration country: Italy
Name: ENEL S.p.A
Abbreviation: AS-ENEL-IT
Registration date: 1/1/1970, 00:00:00
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
146.133.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.1.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.112.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.12.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.120.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.125.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.126.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.127.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/9/2026, 08:00:00	✓	×	Historical record
146.133.128.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.128.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.13.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.159.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.19.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.240.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.29.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.68.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.7.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
146.133.96.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.0.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.1.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.14.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.16.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.2.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.3.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.4.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.6.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.7.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.8.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.8.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record
158.47.9.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	10/22/2026, 16:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: ENEL S.p.A
RIR: RIPE NCC
Registration country: Italy
Registration date: 1/1/1970, 00:00:00
Abuse contact: infofibra@enel.com

Snapshot trend

9/30/2026, 07:20:1034 v40 v65 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn